What happened October 2009 AD

Under Kasparov's tutelage, Carlsen in October 2009 became the youngest ever to achieve a FIDE rating higher than 2,800, and rose from world number four to world number one. While the pair initially planned to work together throughout 2010.

In 2009, Hawk was inducted into the Skateboarding Hall of Fame at its inaugural ceremony.

Released in October 2009, the PSP Go is the biggest redesign of the PlayStation Portable to date. Unlike previous PSP models, the PSP Go does not feature a UMD drive but instead has 16 GB of internal flash memory to store games, videos and other media.

In 2009, the second-longest and current bull market begins on March 9 after the DJIA closes at 6,547.05 reaching a 12-year low; DJIA returns to 10,015.86 on October 14.

In October 2009, Julian Assange of WikiLeaks claimed that his organization possessed a 5-gigabyte hard drive formerly used by a Bank of America executive and that Wikileaks intended to publish its contents.

On 20 October, he scored his first Champions League goal for Barcelona in a group stage match against Rubin Kazan.

Windows 7 was officially released to the public.

On 27, October 2009, League of Legends was released on PC and macOS to be a free online multiplayer game by Riot Games.

On October 30, Eminem headlined at the Voodoo Experience in New Orleans, his first full performance of the year. Eminem's act included several songs from Relapse, many of his older hits and an appearance by D12.